Base | Representation |
---|---|
bin | 1110111011011… |
… | …00100011010011 |
3 | 22201122002122022 |
4 | 13131230203103 |
5 | 224024201141 |
6 | 20232002055 |
7 | 3050252651 |
oct | 735544323 |
9 | 281562568 |
10 | 125225171 |
11 | 64760585 |
12 | 35b3032b |
13 | 1cc36346 |
14 | 128b9dd1 |
15 | aed8b4b |
hex | 776c8d3 |
125225171 has 8 divisors (see below), whose sum is σ = 127110144. Its totient is φ = 123349320.
The previous prime is 125225147. The next prime is 125225173. The reversal of 125225171 is 171522521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-125225171 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 125225171.
It is not an unprimeable number, because it can be changed into a prime (125225173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28406 + ... + 32516.
It is an arithmetic number, because the mean of its divisors is an integer number (15888768).
Almost surely, 2125225171 is an apocalyptic number.
125225171 is a deficient number, since it is larger than the sum of its proper divisors (1884973).
125225171 is an equidigital number, since it uses as much as digits as its factorization.
125225171 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4561.
The product of its digits is 1400, while the sum is 26.
The square root of 125225171 is about 11190.4053099072. The cubic root of 125225171 is about 500.3000479065.
Adding to 125225171 its reverse (171522521), we get a palindrome (296747692).
The spelling of 125225171 in words is "one hundred twenty-five million, two hundred twenty-five thousand, one hundred seventy-one".
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